God promises to always hear our prayers. Our Heavenly Father wants to have a relationship with us. All our worries, fears and doubts can be cast onto Him and He promises to hear our prayers.
‘Ask and it will be given to you; seek and you will find; knock and the door will be opened to you.’ Matthew 7:7
‘Do not be anxious about anything, but in every situation, by prayer and petition, with thanksgiving, present your requests to God.’ Philippians 4:6-7